Publications
2023
Bessone, M., Kühl, H. S., Hohmann, G., Herbinger, I., Kouame, N., Asanzi, P., Barros da Costa, P., Derozier, V., Fotsing, E., Ikembelo, B., Iyomi, I. B., Kafando, P., Mbangi, A., Moundzoho, D., Wanzalire, L., & Fruth, B. (2023). Assessing the effects of survey-inherent disturbance on primate detectability: Recommendations for line transect distance sampling. Primates, 64, 107-121. |
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Nurmi, N., Sonnweber, R., Schülke, O., Moscovice, L. R., Deschner, T., & Hohmann, G. (2023). Bonobo mothers have elevated urinary cortisol levels during early but not mid or late lactation. Primates, 64, 215-225. |
Open Access2022
Cheng, L., Samuni, L., Lucchesi, S., Deschner, T., & Surbeck, M. (2022). Love thy neighbour: Behavioural and endocrine correlates of male strategies during intergroup encounters in bonobos. Animal Behaviour, 187, 319-330. |
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Cheng, L., Samuni, L., Lucchesi, S., Deschner, T., & Surbeck, M. (2022). Social strategies of male bonobos during intergroup encounters. American Journal of Biological Anthropology, 177(S73), 30-30. |
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Cheng, L., Shaw, A., & Surbeck, M. (2022). Mothers stick together: how the death of an infant affects female social relationships in a group of wild bonobos (Pan paniscus). Primates, 63, 343-353. |
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Fornof, L. J., Samuni, L., & Surbeck, M. (2022). Testing adaptive explanations for same-sex sociosexual behavior in bonobos (Pan pansiscus). American Journal of Biological Anthropology, 177(S73), 61-61. |
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Sonnweber, R., Stevens, J. M. G., Hohmann, G., Deschner, T., & Behringer, V. (2022). Blood testosterone levels in sickness and in health: Male chimpanzee testosterone levels decrease in face of an immune challenge. American Journal of Primatology, 84(4-5): e23334. |
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Wessling, E. G., Samuni, L., Mundry, R., Pascual, M. A., Lucchesi, S., Kambale, B., & Surbeck, M. (2022). Evaluating the efficacy of a consumer‐centric method for ecological sampling: Using bonobo (Pan paniscus) feeding patterns as an instrument for tropical forest characterization. Ecology and Evolution, 12: e9606. |
2021
Amato, K. R., Chaves, Ó. M., Mallott, E. K., Eppley, T. M., Abreu, F., Baden, A. L., Barnett, A. A., Bicca‐Marques, J. C., Boyle, S. A., Campbell, C. J., Chapman, C. A., De la Fuente, M. F., Fan, P., Fashing, P. J., Felton, A., Fruth, B., Fortes, V. B., Grueter, C. C., Hohmann, G., Irwin, M., Matthews, J. K., Mekonnen, A., Melin, A. D., Morgan, D. B., Ostner, J., Nguyen, N., Piel, A. K., Pinacho‐Guendulain, B., Quintino‐Arêdes, E. P., Razanaparany, P. T., Schiel, N., Sanz, C. M., Schülke, O., Shanee, S., Souto, A., Souza‐Alves, J. P., Stewart, F., Stewart, K. M., Stone, A., Sun, B., Tecot, S., Valenta, K., Vogel, E. R., Wich, S., & Zeng, Y. (2021). Fermented food consumption in wild nonhuman primates and its ecological drivers. American Journal of Physical Anthropology, 175(3), 513-530. |
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Behringer, V., Deimel, C., Stevens, J., Kreyer, M., Lee, S., Hohmann, G., Fruth, B., & Heistermann, M. (2021). Cell-mediated immune ontogeny is affected by sex but not environmental context in a long-lived primate species. Frontiers in Ecology and Evolution, 629094. |
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Behringer, V., Krumbholz, A., Stevens, J. M. G., Keiler, A. M., Zierau, O., & Hohmann, G. (2021). Exploring the utility of hair endocannabinoids for monitoring homeostasis in bonobos. Physiological and Biochemical Zoology, 94(2), 83-98. |
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Lee, S., Hohmann, G., Lonsdorf, E., Fruth, B., & Murray, C. (2021). Gregariousness, foraging effort, and social interactions in lactating bonobos and chimpanzees. Behavioral Ecology, 32(1), 188-198. |
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Lee, S., Sutherland, L., Fruth, B., Murray, C., Lonsdorf, E., Arbenz-Smith, K., Augusto, R., Brogan, S., Canington, S., Lee, K., McGrath, K., McFarlin, S., & Hohmann, G. (2021). In vivo deciduous dental eruption in LuiKotale bonobos and Gombe chimpanzees. American Journal of Physical Anthropology, 176(4), 684-691. |
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Lucchesi, S., Cheng, L., Deschner, T., Mundry, R., Wessling, E. G., & Surbeck, M. (2021). Better together? How intergroup associations affect energy balance and feeding behavior in wild bonobos. Behavioral Ecology and Sociobiology, 75: 2. |
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Surbeck, M., Girard-Buttoz, C., Samuni, L., Boesch, C., Fruth, B., Crockford, C., Wittig, R. M., & Hohmann, G. (2021). Attractiveness of female sexual signaling predicts differences in female grouping patterns between bonobos and chimpanzees. Communications Biology, 4: 1119. |
2020
Behringer, V., Preis, A., Wu, D., Crockford, C., Leendertz, S. A. J., Wittig, R. M., & Deschner, T. (2020). Urinary cortisol increases during a respiratory outbreak in wild chimpanzees. Frontiers in Veterinary Science, 7: 485. |
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Behringer, V., Stevens, J. M. G., Deschner, T., & Hohmann, G. (2020). Growing up: Comparing ontogeny of bonobos and chimpanzees. In L. M. Hopper, & S. R. Ross ( |
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Bessone, M., Kühl, H. S., Hohmann, G., Herbinger, I., N'Goran, K. P., Asanzi, P., Da Costa, P. B., Dérozier, V., Fotsing D. B., E., Beka B., I., Iyomi D., M., Iyatshi B., I., Kafando, P., Kambere A., M., Moundzoho B., D., Wanzalire L. K., M., & Fruth, B. (2020). Drawn out of the shadows: Surveying secretive forest species with camera-trap distance sampling. Journal of Applied Ecology, 57(5), 963-974. |
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Deschner, T., Hohmann, G., Ortmann, S., Schaebs, F. S., & Behringer, V. (2020). Urinary total T3 levels as a method to monitor metabolic changes in relation to variation in caloric intake in captive bonobos (Pan paniscus). General and Comparative Endocrinology, 285: 113290. |
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Girard-Buttoz, C., Surbeck, M., Samuni, L., Boesch, C., Fruth, B., Crockford, C., Hohmann, G., & Wittig, R. M. (2020). Variable use of polyadic grooming and its effect on access to social partners in wild chimpanzees and bonobos. Animal Behavior, 168, 211-224. |
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Girard-Buttoz, C., Surbeck, M., Samuni, L., Tkaczynski, P. J., Boesch, C., Fruth, B., Wittig, R. M., Hohmann, G., & Crockford, C. (2020). Chimpanzees outperform bonobos at an experimental cooperative task in the wild: Information transfer around a stationary danger. Folia Primatologica, 91(3), 255-256. |
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Girard-Buttoz, C., Surbeck, M., Samuni, L., Tkaczynski, P. J., Boesch, C., Fruth, B., Wittig, R. M., Hohmann, G., & Crockford, C. (2020). Information transfer efficiency differs in wild chimpanzees and bonobos, but not social cognition. Proceedings of the Royal Society B: Biological Sciences, 287(1929): 20200877. |
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Gogarten, J. F., Calvignac-Spencer, S., Nunn, C. L., Ulrich, M., Saiepour, N., Nielsen, H. V., Deschner, T., Fichtel, C., Kappeler, P. M., Knauf, S., Müller-Klein, N., Ostner, J., Robbins, M. M., Sangmaneedet, S., Schülke, O., Surbeck, M., Wittig, R. M., Sliwa, A., Strube, C., Leendertz, F. H., Roos, C., & Noll, A. (2020). Metabarcoding of eukaryotic parasite communities describes diverse parasite assemblages spanning the primate phylogeny. Molecular Ecology, 20(1), 204-215. |
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Gogarten, J. F., Rühlemann, M., Archie, E., Tung, J., Akoua-Koffi, C., Bang, C., Deschner, T., Muyembe-Tamfun, J.-J., Robbins, M. M., Schubert, G., Surbeck, M., Wittig, R. M., Zuberbühler, K., Baines, J. F., Franke, A., Leendertz, F. H., & Calvignac-Spencer, S. (2020). Primate phageomes are structured by superhost phylogeny and environment. Proceedings of the National Academy of Sciences of the United States of America, 118(15): e2013535118. |
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Lee, S. M., Hohmann, G., Fruth, B., Lonsdorf, E. V., Wellens, K. R., Stanton, M. A., & Murray, C. M. (2020). Immature female social preferences in wild populations of bonobos and chimpanzees. American Journal of Physical Anthropology, 171(S69), 157-158. |
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Lee, S. M., Murray, C. M., Lonsdorf, E. V., Fruth, B., Stanton, M. A., Nichols, J., & Hohmann, G. (2020). Wild bonobo and chimpanzee females exhibit broadly similar patterns of behavioral maturation but some evidence for divergence. American Journal of Physical Anthropology, 171(1), 100-109. |
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Lucchesi, S., Cheng, L., Janmaat, K., Mundry, R., Pisor, A., & Surbeck, M. (2020). Beyond the group: How food, mates, and group size influence intergroup encounters in wild bonobos. Behavioral Ecology, 31(2), 519-532. |
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Samuni, L., Wegdell, F., & Surbeck, M. (2020). Behavioural diversity of bonobo prey preference as a potential cultural trait. eLife, 9: e59191. |
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Surbeck, M. (2020). A toothless bonobo skull challenges the notion of alternative subsistence strategies in early Homo. Journal of Human Evolution, 147: 102871. |
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Tkaczynski, P. J., Behringer, V., Ackermann, C., Fedrurek, P., Fruht, B., Girard-Buttoz, C., Hobaiter, C., Lee, S., Löhrich, T., Preis, A., Samuni, L., Zommers, Z., Zuberbühler, K., Deschner, T., Wittig, R. M., Hohmann, G., & Crockford, C. (2020). Patterns of urinary cortisol levels during ontogeny appear population- rather than species-specific in wild chimpanzees and bonobos. Journal of Human Evolution, 147: 102869. |
2019
Behringer, V., Stevens, J. M. G., Wittig, R. M., Crockford, C., Zuberbühler, K., Leendertz, F. H., & Deschner, T. (2019). Elevated neopterin levels in wild, healthy chimpanzees indicate constant investment in unspecific immune system. BMC Zoology, 4: 2. |
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Grawunder, S., Crockford, C., Kalan, A. K., Clay, Z., Stoessel, A., & Hohmann, G. (2019). Response to Garcia and Dunn: No evidence that maximum fundamental frequency reflects selection for signal diminution in bonobos Response. Current Biology, 29(15), R734-R735. |
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Hohmann, G., Ortmann, S., Remer, T., & Fruth, B. (2019). Fishing for iodine: What aquatic foraging by bonobos tells us about human evolution. BMC Zoology, 4: 5. |
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Hohmann, G., Vigilant, L., Mundry, R., Behringer, V., & Surbeck, M. (2019). Aggression by male bonobos against immature individuals does not fit with predictions of infanticide. Aggressive Behavior, 45(3), 300-309. |
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Kalan, A. K., Hohmann, G., Arandjelovic, M., Boesch, C., McCarthy, M., Agbor, A., Angedakin, S., Bailey, E., Wilungula Balongelwa, C., Bessone, M., Bocksberger, G., Coxe, S. J., Deschner, T., Despres-Einspenner, M.-L., Dieguez, P., Fruth, B., Herbinger, I., Granjon, A.-C., Head, J. S., Kablan, Y. A., Langergraber, K. E., Lotana Lokasola, A., Maretti, G., Marrocoli, S., Mbende, M., Moustgaard, J., N’Goran, P. K., Robbins, M. M., van Schijndel, J., Sommer, V., Surbeck, M., Tagg, N., Willie, J., Wittig, R. M., & Kühl, H. S. (2019). Novelty response of wild African apes to camera traps. Current Biology, 29(7), 1211-1217. |
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Moscovice, L. R., Surbeck, M., Fruth, B., Hohmann, G., Jaeggi, A., & Deschner, T. (2019). The cooperative sex: Sexual interactions among female bonobos are linked to increases in oxytocin, proximity and coalitions. Hormones and Behavior, 116: 104581. |
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Pisor, A. C., & Surbeck, M. (2019). The evolution of intergroup tolerance in nonhuman primates and humans. Evolutionary Anthropology: Issues, News, and Reviews, 28(4), 210-223. |
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Surbeck, M., Boesch, C., Crockford, C., Thompson, M. E., Furuichi, T., Fruth, B., Hohmann, G., Ishizuka, S., Machanda, Z., Muller, M. N., Pusey, A., Sakamaki, T., Tokuyama, N., Walker, K., Wrangham, R., Wroblewski, E., Zuberbühler, K., Vigilant, L., & Langergraber, K. (2019). Males with a mother living in their group have higher paternity success in bonobos but not chimpanzees. Current Biology, 29(10), R354-R355. |
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Surbeck, M., Boesch, C., Girard-Buttoz, C., Crockford, C., Hohmann, G., & Wittig, R. M. (2019). Erratum: Comparison of male conflict behavior in chimpanzees (Pan troglodytes) and bonobos (Pan paniscus), with specific regard to coalition and post-conflict behavior. American Journal of Primatology, 81(13): e23075. |
2018
Behringer, V., Deimel, C., Hohmann, G., Negrey, J., Schaebs, F. S., & Deschner, T. (2018). Applications for non-invasive thyroid hormone measurements in mammalian ecology, growth, and maintenance. Hormones and Behavior, 105, 66-85. |
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Behringer, V., Stevens, J. M. G., Deschner, T., Sonnweber, R., & Hohmann, G. (2018). Aging and sex affect soluble alpha klotho levels in bonobos and chimpanzees. Frontiers in Zoology, 15: 35. |
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Behringer, V., Stevens, J., Deschner, T., & Hohmann, G. (2018). Getting closer: Contributions of zoo studies to research on the physiology and development of Bonobos Pan paniscus, Chimpanzees Pan troglodytes and other primates. International Zoo Yearbook, 52(1), 34-47. |
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Fruth, B., & Hohmann, G. (2018). Food Sharing across borders: First observation of inter-community meat sharing by bonobos at LuiKotale, DRC. Human Nature, 29(2), 91-103. |
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Grawunder, S., Crockford, C., Clay, Z., Kalan, A. K., Stevens, J. M., Stoessel, A., & Hohmann, G. (2018). Higher fundamental frequency in bonobos is explained by larynx morphology. Current Biology, 28(20), R1188-R1189. |
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Löhrich, T., Behringer, V., Wittig, R. M., Deschner, T., & Leendertz, F. H. (2018). The use of neopterin as a noninvasive marker in monitoring diseases in wild chimpanzees. EcoHealth, 15(4), 792-803. |
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Moscovice, L. R., Surbeck, M., Fruth, B., Hohmann, G., & Deschner, T. (2018). The sex that binds: Genito-genital rubbing is associated with increases in urinary oxytocin among wild female bonobos. American Journal of Physical Anthropology, 165(S66), 182-183. |
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Nurmi, N., Hohmann, G., Goldstone, L. G., Deschner, T., & Schülke, O. (2018). The "tolerant chimpanzee" —towards the costs and benefits of sociality in female bonobos. Behavioral Ecology, 29(6), 1325-1339. |
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Sonnweber, R., Araya-Ajoy, Y. G., Behringer, V., Deschner, T., Tkaczynski, P. J., Fedurek, P., Preis, A., Samuni, L., Zommers, Z., Gomes, C., Zuberbühler, K., Wittig, R. M., & Crockford, C. (2018). Circadian rhythms of urinary cortisol levels vary between individuals in wild male chimpanzees: A reaction norm approach. Frontiers in Ecology and Evolution, 6: 85. |
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Wu, D., Behringer, V., Wittig, R. M., Leendertz, F., & Deschner, T. (2018). Urinary neopterin levels increase and predict survival during a respiratory outbreak in wild chimpanzees (Taï National Park, Côte d'Ivoire). Scientific Reports, 8: 13346. |
2017
Beaune, D., Hohmann, G., Serckx, A., Sakamaki, T., Narat, V., & Fruth, B. (2017). How bonobo communities deal with fruits containing high tannin content: Re-ingestion and other feeding processes. Behavioural Processes, 142, 131-137. |
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Behringer, V., & Deschner, T. (2017). Non-invasive monitoring of physiological markers in primates. Hormones and Behavior, 91, 3-18. |
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Behringer, V., Stevens, J. M. G., Leendertz, F. H., Hohmann, G., & Deschner, T. (2017). Validation of a method for the assessment of urinary neopterin levels to monitor health status in non-human-primate species. Frontiers in Physiology, 8: 51. |
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Boehlke, C., Pötschke, S., Hannig, C., Zierau, O., & Behringer, V. (2017). Does diet influence salivary enzyme activities in elephant species? Journal of Comparative Physiology B-Biochemical Systemic and Environmental Physiology, 187, 213-226. |
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Bondjengo, N., Kitengie, G., Musibono, D., Lubini, C., Hohmann, G., & Fruth, B. (2017). Presence of alkaloids and cyanogenic glycosides in fruits consumed by sympatric bonobos and the Nkundo people at LuiKotale/Salonga National Park, Democratic Republic of Congo and its relationship to food choice. African Primates, 12, 9-22. |
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Donati, G., Santini, L., Eppley, T. M., Arrigo-Nelson, S. J., Balestri, M., Boinski, S., Bollen, A., Bridgeman, L. L., Campera, M., Carrai, V., Chalise, M. K., Lewis, A. D., Hohmann, G., Kinnaird, M. F., Koenig, A., Kowalewski, M., Lahann, P., McLennan, M. R., Nekaris, A. K. I., Nijman, V., Norscia, I., Ostner, J., Polowinsky, S. Y., Schuelke, O., Schwitzer, C., Stevenson, P. R., Talebi, M. G., Tan, C., Tomaschewski, I., Vogel, E. R., Wright, P. C., & Ganzhorn, J. U. (2017). Low levels of fruit nitrogen as drivers for the evolution of Madagascar's primate communities. Scientific Reports, 7: 14406. |
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Douglas, P. H. (2017). Reproductive endocrinology and mating behaviour of wild female bonobos at Luikotale, Democratic Republic of Congo. PhD Thesis, Universität, Leipzig. |
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Douglas, P. H., Ngonga Ngomo, A.-C., & Hohmann, G. (2017). A novel approach for dominance assessment in gregarious species: ADAGIO. Animal Behaviour, 123, 21-32. |
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Hohmann, G. (2017). Bonobo (Pan Paniscus). In A. Fuentes ( |
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Jaeggi, A. V., Moscovice, L. R., Goldstone, L. G., Hohmann, G., & Fruth, B. (2017). Reciprocity can explain grooming, but not other forms of cooperation, among female bonobos at LuiKotale, DRC. American Journal of Physical Anthropology, 162(S64), 229-229. |
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Moscovice, L. R., Douglas, P. H., Martinez-Inigo, L., Surbeck, M., Vigilant, L., & Hohmann, G. (2017). Stable and fluctuating social preferences and implications for cooperation among female bonobos at LuiKotale, DRC. American Journal of Physical Anthropology, 163(1), 158-172. |
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Schamberg, I., Cheney, D. L., Clay, Z., Hohmann, G., & Seyfarth, R. M. (2017). Bonobos use call combinations to facilitate inter-party travel recruitment. Behavioral Ecology and Sociobiology, 71(4): 75. |
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Surbeck, M., & Hohmann, G. (2017). Affiliations, aggressions and an adoption: Male-male relationships in wild binobos. In B. Hare, & S. Yamamoto ( |
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Surbeck, M., Boesch, C., Girard-Buttoz, C., Crockford, C., Hohmann, G., & Wittig, R. M. (2017). Comparison of male conflict behavior in chimpanzees (Pan troglodytes) and bonobos (Pan paniscus), with specific regard to coalition and post-conflict behavior. American Journal of Primatology, 79(6): e22641. |
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Surbeck, M., Coxe, S., & Lotana Lokasola, A. (2017). Lonoa: The establishment of a permanent field site for behavioural research on bonobos in the Kokolopori Bonobo Reserve. Pan Africa News, 24(2), 13-15. |
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Surbeck, M., Girard-Buttoz, C., Boesch, C., Crockford, C., Fruth, B., Hohmann, G., Langergraber, K., Zuberbühler, K., Wittig, R. M., & Mundry, R. (2017). Sex-specific association patterns in bonobos and chimpanzees reflect species differences in cooperation. Royal Society Open Science, 4: 161081. |
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Surbeck, M., Langergraber, K. E., Fruth, B., Vigilant, L., & Hohmann, G. (2017). Male reproductive skew is higher in bonobos than chimpanzees. Current Biology, 27(13), R640-R641. |
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Wu, D., Behringer, V., Wittig, R. M., Leendertz, F., & Deschner, T. (2017). Urinary neopterin increases during a respiratory outbreak in wild chimpanzees (Taï National Park, Côte d’Ivoire). Talk presented at 7th European Federation for Primatology Meeting - 30e Colloque de la Société Francophone de Primatologie. Strasbourg, France. 2017-08-21 - 2017-08-25. |
2016
Behringer, V., Stevens, J. M. G., Kivell, T. L., Neufuss, J., Boesch, C., & Hohmann, G. (2016). Within arm's reach: Measuring forearm length to assess growth patterns in captive bonobos and chimpanzees. American Journal of Physical Anthropology, 161(1), 37-43. |
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Behringer, V., Wudy, S. A., Blum, W. F., Stevens, J. M. G., Rehmer, T., Boesch, C., & Hohmann, G. (2016). Sex differences in age-related decline of urinary insulin-like growth factor-binding protein-3 levels in adult bonobos and chimpanzees. Frontiers in endocrinology, 7: 118. |
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Douglas, P. H., Hohmann, G., Murtagh, R., Thiessen-Bock, R., & Deschner, T. (2016). Mixed messages: Wild female bonobos show high variability in the timing of ovulation in relation to sexual swelling patterns. BMC Evolutionary Biology, 16: 140. |
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Goldstone, L. G., Sommer, V., Nurmi, N., Stephens, C. R., & Fruth, B. (2016). Food begging and sharing in wild bonobos (Pan paniscus): Assessing relationship quality? Primates, 57(3), 367-376. |
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Kano, F., Hirata, S., Deschner, T., Behringer, V., & Call, J. (2016). Nasal temperature drop in response to a playback of conspecific fights in chimpanzees: A thermo-imaging study. Physiology & Behavior, 155, 83-94. |
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Madinda, N. F., Ehlers, B., Wertheim, J. O., Akoua-Koffi, C., Bergl, R. A., Boesch, C., Akonkwa, D. B. M., Eckardt, W., Fruth, B., Gillespie, T. R., Gray, M., Hohmann, G., Karhemere, S., Kujirakwinja, D., Langergraber, K. E., Muyembe, J.-J., Nishuli, R., Pauly, M., Petrzelkova, K. J., Robbins, M. M., Todd, A., Schubert, G., Stoinski, T. S., Wittig, R. M., Zuberbühler, K., Peeters, M., Leendertz, F. H., & Calvignac-Spencer, S. (2016). Assessing host-virus codivergence for close relatives of merkel cell polyomavirus infecting african great apes. Journal of Virology, 90(19), 8531-8541. |
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Oelze, V. M., Douglas, P. H., Stephens, C. R., Behringer, V., Surbeck, M., Richards, M. P., Fruth, B., & Hohmann, G. (2016). The steady state great ape? Long term isotopic records reveal the effects of season, social rank and reproductive status on bonobo feeding behaviour. PLoS One, 11(9): e0162091. |
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Oelze, V. M., Fahy, G. E., Hohmann, G., Robbins, M. M., Leinert, V., Lee, K., Eshuis, H., Seiler, N., Wessling, E. G., Head, J. S., Boesch, C., & Kühl, H. S. (2016). Comparative isotope ecology of African great apes. Journal of Human Evolution, 101, 1-16. |
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Schaebs, F. S., Wolf, T. E., Behringer, V., & Deschner, T. (2016). Fecal thyroid hormones allow for the noninvasive monitoring of energy intake in capuchin monkeys. Journal of Endocrinology, 231(1), 1-10. |
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Schamberg, I., Cheney, D. L., Clay, Z., Hohmann, G., & Seyfarth, R. M. (2016). Call combinations, vocal exchanges and interparty movement in wild bonobos. Animal Behaviour, 122, 109-116. |
2015
Beaune, D., Bretagnolle, F., Bollache, L., Hohmann, G., & Fruth, B. (2015). Can fruiting plants control animal behaviour and seed dispersal distance? In B. Hare, & S. Yamamoto ( |
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Beaune, D., Bretagnolle, F., Bollache, L., Hohmann, G., & Fruth, B. (2015). Can fruiting plants control animal behaviour and seed dispersal distance? Behaviour, 152(3-4), 359-374. |
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Clay, Z., Hohmann, G., & Zuberbuhler, K. (2015). Contest hooting behaviour as a window into social relationships in wild Bonobos. Folia primatologica, 86(4), 261-262. |
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Douglas, P. H., & Moscovice, L. R. (2015). Pointing and pantomime in wild apes? Female bonobos use referential and iconic gestures to request genito-genital rubbing. Scientific Reports, 5: 13999. |
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Fröhlich, M., Kuchenbuch, P., Hohmann, G., Furuichi, T., Wittig, R. M., & Pika, S. (2015). The development of social and spatial independence: Do bonobos (Pan paniscus) and chimpanzees (Pan troglodytes) differ? Folia primatologica, 86(4), 284. |
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Hoppe, E., Pauly, M., Gillespie, T. R., Akoua-Koffi, C., Hohmann, G., Fruth, B., Karhemere, S., Madinda, N. F., Mugisha, L., Muyembe, J.-J., Todd, A., Petrzelkova, K. J., Gray, M., Robbins, M. M., Bergl, R. A., Wittig, R. M., Zuberbühler, K., Boesch, C., Schubert, G., Leendertz, F. H., Ehlers, B., & Calvignac-Spencer, S. (2015). Multiple cross-species transmission events of human adenoviruses (HAdV) during hominine evolution. Molecular Biology and Evolution, 32(8), 2072-2084. |
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Moscovice, L. R., Deschner, T., & Hohmann, G. (2015). Welcome back: Responses of female bonobos (Pan paniscus) to fusions. PLoS One, 10(5): e0127305. |
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Schaebs, F. S., Wolf, T. E., Behringer, V., & Deschner, T. (2015). Monitoring energy balance in yellow breasted capuchins (Sapajus xanthosternos) by measuring total T3 in non-invasively collected faecal samples. Folia primatologica, 86(4), 353-354. |
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Surbeck, M., & Hohmann, G. (2015). Social preferences influence the short-term exchange of social grooming among male bonobos. Animal Cognition, 18(2), 573-579. |
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Surbeck, M., Behringer, V., Deschner, T., & Hohmann, G. (2015). Urinary C-peptide levels in male bonobos (Pan paniscus) are related to gregariousness and rank but not to mate competition. Folia primatologica, 86(4), 368. |
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Surbeck, M., Deschner, T., Behringer, V., & Hohmann, G. (2015). Urinary C-peptide levels in male bonobos (Pan paniscus) are related to party size and rank but not to mate competition. Hormones and Behavior, 71, 22-30. |
2014
Behringer, V., Deschner, T., Deimel, C., Stevens, J., & Hohmann, G. (2014). Age-related changes in urinary testosterone levels suggest differences in puberty onset and divergent life history strategies in bonobos and chimpanzees. Hormones and Behavior, 66(3), 525-533. |
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Behringer, V., Deschner, T., Murtagh, R., Stevens, J. M., & Hohmann, G. (2014). Age-related changes in thyroid hormone levels of bonobos and chimpanzees indicate heterochrony in development. Journal of Human Evolution, 66(1), 83-88. |
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Behringer, V., Stevens, J. M. G., Hohmann, G., Möstl, E., Selzer, D., & Deschner, T. (2014). Testing the effect of medical positive reinforcement training on salivary cortisol levels in bonobos and orangutans. PLoS One, 9(9): e108664. |
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Douglas, P. H. (2014). Female sociality during the daytime birth of a wild bonobo at Luikotale, Democratic Republic of the Congo. Primates, 55(4), 533-542. |
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Fruth, B., Bondjengo Ikombe, N., Kitengie Matshimba, G., Metzger, S., Musuyu Muganza, D., Mundry, R., & Fowler, A. (2014). New evidence for self-medication in bonobos: Manniophyton fulvum leaf- and stemstrip-swallowing from LuiKotale, Salonga National Park, DR Congo. American Journal of Primatology, 76(2), 146-158. |
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Wilson, M. L., Boesch, C., Fruth, B., Furuichi, T., Gilby, I. C., Hashimoto, C., Hobaiter, C. L., Hohmann, G., Itoh, N., Koops, K., Lloyd, J. N., Matsuzawa, T., Mitani, J. C., Mjungu, D. C., Morgan, D., Muller, M. N., Mundry, R., Nakamura, M., Pruetz, J., Pusey, A. E., Riedel, J., Sanz, C., Schel, A. M., Simmons, N., Waller, M., Watts, D. P., White, F., Wittig, R. M., Zuberbühler, K., & Wrangham, R. W. (2014). Lethal aggression in Pan is better explained by adaptive strategies than human impacts. Nature, 513(7518), 414-417. |
2013
Beaune, D., Bollache, L., Musuyu Muganza, D., Bretagnolle, F., Fruth, B., & Hohmann, G. (2013). Artificial germination activation of Dialium corbisieri by imitation of ecological process. Journal of Sustainable Forestry, 32(6), 565-575. |
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Beaune, D., Bretagnolle, F., Bollache, L., Bourson, C., Hohmann, G., & Fruth, B. (2013). Ecological services performed by the bonobo (Pan paniscus): Seed dispersal effectiveness in tropical forest. Journal of Tropical Ecology, 29(5), 367-380. |
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Beaune, D., Bretagnolle, F., Bollache, L., Hohmann, G., Surbeck, M., & Fruth, B. (2013). Seed dispersal strategies and the threat of defaunation in a Congo forest. Biodiversity and Conservation, 22(1), 225-238. |
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Beaune, D., Bretagnolle, F., Bollache, L., Hohmann, G., Surbeck, M., Bourson, C., & Fruth, B. (2013). The bonobo – dialium positive interactions: Seed dispersal mutualism. American Journal of Primatology, 75(4), 394-403. |
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Beaune, D., Fruth, B., Bollache, L., Hohmann, G., & Bretagnolle, F. (2013). Doom of the elephant-dependent trees in a Congo tropical forest. Forest Ecology and Management, 295, 109-117. |
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Behringer, V., Borchers, C., Deschner, T., Möstl, E., Selzer, D., & Hohmann, G. (2013). Measurements of salivary alpha amylase and salivary cortisol in hominoid primates reveal within-species consistency and between-species differences. PLoS One, 8(4): e60773. |
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Liebs, V., Bikandu, B., Kanda, L., Lukoki, F., Schareika, N., & Fruth, B. (2013). Signifying competence: Urban herbalists seeking affirmation in Kinshasa. In B. Obrist, V. Arlt, & E. Macamo ( |
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Schubert, G., Vigilant, L., Boesch, C., Klenke, R., Langergraber, K. E., Mundry, R., Surbeck, M., & Hohmann, G. (2013). Co–residence between males and their mothers and grandmothers is more frequent in bonobos than chimpanzees. PLoS One, 8(12): e83870. |
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Surbeck, M., & Hohmann, G. (2013). Intersexual dominance relationships and the influence of leverage on the outcome of conflicts in wild bonobos (Pan paniscus). Behavioral Ecology and Sociobiology, 67(11), 1767-1780. |
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Williamson, E. A., Maisels, F. G., Groves, C. P., Fruth, B. I., Humle, T., Morton, F. B., Richardson, M. C., Russon, A. E., & Singleton, I. (2013). Family Hominidae (Great Apes). In R. A. Mittermeier, A. B. Rylands, & D. E. Wilson ( |
2012
Beaune, D., Bollache, L., Fruth, B., Hohmann, G., & Bretagnolle, F. (2012). Density-dependent effect affecting elephant seed-dispersed tree recruitment (Irvingia gabonensis) in Congo Forest. Pachyderm, 52, 97-100. Retrieved from http://www.pachydermjournal.org/index.php/pachy/article/view/299/207. |
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Behringer, V., Deschner, T., Möstl, E., Selzer, D., & Hohmann, G. (2012). Stress affects salivary alpha-Amylase activity in bonobos. Physiology & Behavior, 105(2), 476-482. |
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Behringer, V., Hohmann, G., Stevens, J. M. G., Weltring, A., & Deschner, T. (2012). Adrenarche in bonobos (Pan paniscus): Evidence from ontogenetic changes in urinary dehydroepiandrosterone-sulfate levels. Journal of Endocrinology, 214(1), 55-65. |
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Deschner, T., Fuller, B. T., Oelze, V. M., Boesch, C., Hublin, J.-J., Mundry, R., Richards, M. P., Ortmann, S., & Hohmann, G. (2012). Identification of energy consumption and nutritional stress by isotopic and elemental analysis of urine in bonobos (Pan paniscus). Rapid Communications in Mass Spectrometry, 26(1), 69-77. |
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Surbeck, M., Deschner, T., Schubert, G., Weltring, A., & Hohmann, G. (2012). Mate competition, testosterone and intersexual relationships in bonobos, Pan paniscus. Animal Behaviour, 83(3), 659-669. |
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Surbeck, M., Deschner, T., Weltring, A., & Hohmann, G. (2012). Social correlates of variation in urinary cortisol in wild male bonobos (Pan paniscus). Hormones and Behavior, 62(1), 27-35. |
2011
Fruth, B. (2011). The CBD in the Democratic Republic of Congo (DRC): the project "The Cuvette Centrale as a reservoir of medical plants" in the process of implementation. Curare, 34(1-2), 51-62. |
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Fruth, B., Mato, B., Lukoki, F., Lejoly, J., & Muganza, M. (2011). Care for health and body: an ethnobotanical approach to Nkundo plant use (Cuvette Centrale, DRC) with focus on the significance of indigenous knowledge for the human skin. Curare, 34(4), 261-281. |
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Hohmann, G., & Fruth, B. (2011). Is blood thicker than water? In M. M. Robbins, & C. Boesch ( |
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Oelze, V. M., Fuller, B. T., Richards, M. P., Fruth, B., Surbeck, M., Hublin, J.-J., & Hohmann, G. (2011). Exploring the contribution and significance of animal protein in the diet of bonobos by stable isotope ratio analysis of hair. Proceedings of the National Academy of Sciences of the United States of America, 108(24), 9792-9797. |
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Schubert, G., Stoneking, C. J., Arandjelovic, M., Boesch, C., Eckhardt, N., Hohmann, G., Langergraber, K., Lukas, D., & Vigilant, L. (2011). Male-mediated gene flow in patrilocal primates. PLoS One, 6(7): e21514. |
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Surbeck, M. (2011). Dominance and aggression in bonobos: A male perspective. PhD Thesis, Universität, Leipzig. |
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Surbeck, M., Mundry, R., & Hohmann, G. (2011). Mothers matter! Maternal support, dominance status and mating success in male bonobos (Pan paniscus). Proceedings of the Royal Society of London, Series B: Biological Sciences, 278(1705), 590-598. |
2010
Fowler, A., & Hohmann, G. (2010). Cannibalism in wild bonobos (Pan paniscus) at Lui Kotale. American Journal of Primatology, 72(6), 509-514. |
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Hofreiter, M., Kreuz, E., Eriksson, J., Schubert, G., & Hohmann, G. (2010). Vertebrate DNA in fecal samples from bonobos and gorillas: Evidence for meat consumption or artefact? PLoS One, 5(2): e9419. |
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Hohmann, G., Potts, K., N'Guessan, A. K., Fowler, A., Mundry, R., Ganzhorn, J. U., & Ortmann, S. (2010). Plant foods consumed by Pan: Exploring the variation of nutritional ecology across Africa. American Journal of Physical Anthropology, 141(3), 476-485. |
2009
Hohmann, G. (2009). The diets of non-human primates: Frugivory, food processing, and food sharing. In J.-J. Hublin ( |
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Hohmann, G., Mundry, R., & Deschner, T. (2009). The relationship between socio-sexual behavior and salivary cortisol in bonobos: Tests of the tension regulation hypothesis. American Journal of Primatology, 71(3), 223-232. |
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Surbeck, M., Fowler, A., Deimel, C., & Hohmann, G. (2009). Evidence for the consumption of arboreal, diurnal primates by bonobos (Pan paniscus). American Journal of Primatology, 71(2), 171-174. |
2008
Clauss, M., Streich, W. J., Nunn, C. L., Ortmann, S., Hohmann, G., Schwarm, A., & Hummel, J. (2008). The influence of natural diet composition, food intake level, and body size on ingesta passage in primates. Comparative Biochemistry and Physiology - Part A: Molecular & Integrative Physiology, 150(3), 274-281. |
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Deschner, T., Kratzsch, J., & Hohmann, G. (2008). Urinary C-Peptide as a method for monitoring body mass changes in captive Bonobos (Pan Paniscus). Hormones and Behavior, 54(5), 620-626. |
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Dittami, J., Katina, S., Möstl, E., Eriksson, J., Machatschke, I. H., & Hohmann, G. (2008). Urinary androgens and cortisol metabolites in field-sampled bonobos (Pan paniscus). General and Comparative Endocrinology, 155(3), 552-557. |
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Fruth, B. I. (2008). D.R. Kongo: Erhaltung der Pflanzendiversität - Das Wissen der Alten. Afrika-Post, 3, 14-19. |
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Fruth, B. I. (2008). Schützenswerte Artenvielfalt Regenwald. Fächerblatt (Mitarbeiterzeitung der Unternehmensgruppe Dr. Willmar Schwabe, Thema: Forschung & Verantwortung), 1, 7. |
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Hohmann, G., & Fruth, B. (2008). New records on prey capture and meat eating by bonobos at Lui Kotale, Salonga National Park, Democratic Republic of Congo. Folia Primatologica, 79(2), 103-110. |
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Mohneke, M., & Fruth, B. (2008). Bonobo (Pan paniscus) density estimation in the SW-Salonga National Park, Democratic Republic of Congo: Common methodology revisited. In T. Furuichi, & J. Thompson ( |
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Surbeck, M., & Hohmann, G. (2008). Primate hunting by bonobos at Luikotale, Salonga National Park. Current Biology, 18(19), R906-R907. |
2007
Hohmann, G. (2007). Researchers fight poaching with presence, not guns. Nature, 447(7148), 1052-1052. |
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McGrew, W. C., Marchant, L. F., Beuerlein, M. M., Vrancken, D., Fruth, B., & Hohmann, G. (2007). Prospects for bonobo insectivory: Lui Kotal, Democratic Republic of Congo. International Journal of Primatology, 28(6), 1237-1252. |
2006
D'Amour, D. E., Hohmann, G., & Fruth, B. (2006). Evidence of leopard predation on bonobos (Pan paniscus). Folia Primatologica, 77(3), 212-217. |
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Eriksson, J., Siedel, H., Lukas, D., Kayser, M., Erler, A., Hashimoto, C., Hohmann, G., Boesch, C., & Vigilant, L. (2006). Y-chromosome analysis confirms highly sex-biased dispersal and suggests a low male effective population size in bonobos (Pan paniscus). Molecular Ecology, 15(4), 939-949. |
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Fruth, B., & Hohmann, G. (2006). Social grease for females? Same sex genital contacts in wild bonobos. In V. Sommer, & P. L. Vasey ( |
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Fruth, B., Hohmann, G., Beuerlein, M. M., & McGrew, W. C. (2006). Grooming hand clasp by bonobos of Lui Kotal, Democratic Republic of Congo. Pan African News, 13(1), 6-8. |
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Hohmann, G., Fowler, A., Sommer, V., & Ortmann, S. (2006). Frugivory and gregariousness of Salonga bonobos and Gashaka chimpanzees: The influence of abundance and nutritional quality of fruit. In G. Hohmann, M. M. Robbins, & C. Boesch ( |
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Hohmann, G., Robbins, M. M., & Boesch, C. ( |
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Robbins, M. M., & Hohmann, G. (2006). Primate feeding ecology: An integrative approach. In G. Hohmann, M. M. Robbins, & C. Boesch ( |
2005
Marshall, A. J., & Hohmann, G. (2005). Urinary testosterone levels of wild male bonobos (Pan paniscus) in the Lomako Forest, Democratic Republic of Congo. American Journal of Primatology, 65(1), 87-92. |
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Nia, R., Paper, D., Franz, G., Essien, E., Musuyu Muganza, D., & Hohmann, G. (2005). Anti-oxidant and anti-inflammatory activity of Manniophyton fulvum. Acta Horticulturae, 678, 97-101. |
2004
Boubli, J. P., Eriksson, J., Wich, S., Hohmann, G., & Fruth, B. (2004). Mesoscale transect sampling of trees in the Lomako-Yekokora interfluvium Democratic Republic of the Congo. Biodiversity and Conservation, 13, 2399-2417. |
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Eriksson, J., Hohmann, G., Boesch, C., & Vigilant, L. (2004). Rivers influence the population genetic structure of bonobos (Pan paniscus). Molecular Ecology, 13(11), 3425-3435. |
2003
Hohmann, G., & Fruth, B. (2003). Culture in Bonobos? Between-species and within-species variation in behavior. Current Anthropology, 44(4), 563-571. |
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Hohmann, G., & Fruth, B. (2003). Intra- and inter-sexual aggression by bonobos in the context of mating. Behaviour, 140, 1389-1413. Retrieved from http://www.jstor.org/stable/4536099. |
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Hohmann, G., & Fruth, B. (2003). Lui Kotal - A new site for field research on Bonobos in the Salonga National Park. Pan Africa News, 10(2), 25-27. |
2002
Boesch, C., Hohmann, G., & Marchant, L. F. ( |
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Eriksson, J., Hohmann, G., Boesch, C., & Vigilant, L. (2002). Phylogeography and genetic diversity of wild bonobos (Pan paniscus). American Journal of Physical Anthropology, 117(Suppl. 34), 68-68. |
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Fruth, B., & Hohmann, G. (2002). How bonobos handle hunts and harvests: Why share food? In Boesch, Christophe; Hohmann, Gottfried; Marchant, Linda F. ( |
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Hohmann, G., & Fruth, B. (2002). Dynamics in social organization of bonobos (Pan paniscus). In Boesch, Christophe; Hohmann, Gottfried; Marchant, Linda F. ( |
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Reichert, K. E., Heistermann, M., Hodges, J. K., Boesch, C., & Hohmann, G. (2002). What females tell males about their reproductive status: Are morphological and behavioural cues reliable signals of ovulation in bonobos (Pan paniscus)? Ethology, 108(7), 583-600. |
2000
Hohmann, G. (2000). Association and social interactions between strangers and residents in bonobos (Pan paniscus). Primates, 42(1), 91-99. |
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Hohmann, G., & Fruth, B. (2000). Use and function of genital contacts among female bonobos. Animal Behaviour, 60(1), 107-120. |
1999
Fruth, B., Hohmann, G., & McGrew, W. C. (1999). The Pan species. In P. Dolhinow ( |
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Gagneux, P., Wills, C., Gerloff, U., Tautz, D., Morin, P. A., Boesch, C., Fruth, B., Hohmann, G., Ryder, O. A., & Woodruff, D. (1999). Mitochondrial sequences show diverse evolutionary histories of African hominids. Proceedings of the National Academy of Sciences USA, 96(9), 5077-5082. |
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Gerloff, U., Hartung, B., Fruth, B., Hohmann, G., & Tautz, D. (1999). Intracommunity relationships, dispersal pattern and paternity success in a wild living community of bonobos (Pan paniscus) determined from DNA analysis of faecal sample. Proceedings of the Royal Society of London B, 266(1424), 1189-1195. Retrieved from http://www.jstor.org/stable/51365. |